WO2013080394A1 - Dispositif de traitement d'informations, procédé de traitement d'informations, et programme associé - Google Patents

Dispositif de traitement d'informations, procédé de traitement d'informations, et programme associé Download PDF

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Publication number
WO2013080394A1
WO2013080394A1 PCT/JP2012/002146 JP2012002146W WO2013080394A1 WO 2013080394 A1 WO2013080394 A1 WO 2013080394A1 JP 2012002146 W JP2012002146 W JP 2012002146W WO 2013080394 A1 WO2013080394 A1 WO 2013080394A1
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WIPO (PCT)
Prior art keywords
program
comment
search word
search
information processing
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PCT/JP2012/002146
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English (en)
Japanese (ja)
Inventor
知範 上村
槻館　良太
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パナソニック株式会社
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Priority to JP2012524033A priority Critical patent/JP5144838B1/ja
Priority to US13/612,344 priority patent/US20130138673A1/en
Publication of WO2013080394A1 publication Critical patent/WO2013080394A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
    • G06F16/78—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/7867—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, title and artist information, manually generated time, location and usage information, user ratings

Definitions

  • the present invention relates to an information processing apparatus, an information processing method, and a program.
  • the present invention relates to an information processing apparatus, an information processing method, and a program that output information related to comments posted in association with a program.
  • Video viewing services are widely used on the Internet.
  • Nico Nico Douga registered trademark
  • a user can freely give a comment to a posted video.
  • comments given by other users are displayed as an overlay on the moving image, so that the comments of other users can be enjoyed simultaneously with the moving image.
  • SNS comments For enjoying a program while browsing comments (hereinafter referred to as “SNS comments”) in an SNS (Social Networking Service) related to the program.
  • SNS comments For example, Twitter (registered trademark) that collectively displays comments (tweets) related to a specific program posted on Twitter (registered trademark), which is an SNS comment distribution service.
  • TVRoll registered trademark
  • TVRoll displays not only Twitter (registered trademark) but also writing on a bulletin board.
  • Torne which provides a function for viewing digital terrestrial broadcasting on PlayStation 3 (registered trademark), can simultaneously display tweets related to the program on the screen where the broadcast program is viewed. There is also a Live function.
  • Patent Document 2 a technique is disclosed in which the attention level is estimated based on temporal changes in the number of search keyword hits and the number of users, and a keyword with a high attention level is preferentially displayed (for example, Patent Document 2).
  • a method of performing a search using a character string (hash tag) described in the SNS comment to indicate the relationship with the program is known as an efficient method.
  • a method for obtaining a hash tag (program-specific hash tag) associated with a program there are the following methods.
  • the hash tag associated with the program is inferred from the program information such as the program name.
  • the present invention has been made to solve the above-described problems, and an object thereof is to provide an information processing apparatus or the like that obtains information for correctly extracting a comment posted to a program.
  • an information processing apparatus is an information processing apparatus that outputs information related to a comment having additional information that is posted to an external server in association with a program.
  • a program information acquisition unit that acquires program information including information indicating a broadcast time of the broadcast, and a first search word that is a candidate for a term described in the additional information to indicate a relationship with the program
  • a search term determination unit and a comment having a plurality of additional information that has already been posted are searched using the first search term determined by the search term determination unit as a search key, and the search result is first Using the comment acquisition unit acquired as a comment group, the posting time of each comment included in the first comment group acquired by the comment acquisition unit, and the broadcast time, the first search word and the A search word determination unit that determines whether or not there is a relevance to the set; and an output unit that outputs information indicating a result of the search when the search word determination unit determines that there is the relevance .
  • the information processing apparatus estimates the search word (first search word) associated with the program from the program information and the already posted comment, and searches by the estimated search word Comment or information indicating the comment can be output. Therefore, the information processing apparatus can obtain information for correctly extracting a comment posted to the program.
  • the search word determination unit is configured such that, for the number of posts per unit time of each comment included in the first comment group, the number of posts within the broadcast time of the program is outside the broadcast time of the program. If there are more than the number of posts, it is determined that there is a relationship between the search term and the program.
  • search term (first search term) associated with the program is a search term actually used by the user. This is because many comments describing the search terms associated with the program are posted within the broadcast time of the program.
  • the search word determination unit increases the number of posts per unit time of each comment included in the first comment group before the start time of the program, and the broadcast time of the program If the number of posts is equal to or greater than a predetermined value and the number of posts decreases after the end time of the program, it is determined that there is a relationship between the search word and the program.
  • search term (first search term) associated with the program is a search term actually used by the user. This is because the user starts to post comments on the program before the start time of the program, continuously posts within the broadcast time of the program, and finishes posting the comment after the program ends.
  • the search word determination unit increases the number of posts per unit time of each comment included in the first comment group before the start time of the program, and reaches a predetermined value within the broadcast time of the program.
  • the search word (first search word) associated with the program is the search word actually used by the user. This is because the user starts to post a comment on the program before the start time of the program, and continuously posts within the broadcast time of the program.
  • the search word determination unit is configured such that change patterns of the number of posts per unit time of each comment included in the first comment group corresponding to each of two of the plurality of first search words are mutually different. When they are similar, it is determined that two of the first search terms are related to the program.
  • the search word determination unit includes the number of posts per unit time of each comment included in the first comment group corresponding to one of the two of the plurality of first search words, and the plurality of the plurality of the first search words.
  • the search word determination unit determines that two of the search terms are related to the program.
  • the search term (first search term) associated with the program is a search term actually used by the user. This is because when there are a plurality of search terms for the same program, they have the same change pattern before the broadcast time of the program, within the broadcast time, and after the broadcast time. More specifically, when there are two search words A and B for the same program and the number of users using the search word A is C times the number of users using the search word B, the number of comments including the search word A is This is because the number of comments including the search word B is C times.
  • the search word determination unit determines a character string extracted from the description in the comment having the already posted additional information as the first search word.
  • the information processing apparatus can efficiently extract comments posted to the program efficiently.
  • the information processing apparatus further includes a search word extraction unit that extracts a second search word different from the first search word from the description in each comment included in the first comment group.
  • the comment acquisition unit searches a comment having a plurality of additional information that has already been posted using the second search word as a search key, acquires a result of the search as a second comment group, and the search
  • the word determination unit determines whether or not there is a relevance between the second search word and the program using the posting time of each comment included in the second comment group and the broadcast time, and the output unit includes: When the search word determination unit determines that there is the relevance, information indicating a search result of a search performed using the second search word as a search key is output.
  • the second search word more suitable for specifying the program is estimated from the comments searched by the first search word, and the comment searched by the estimated search word or information indicating the comment is output. can do. Therefore, the information processing apparatus can correctly extract comments posted to the program with higher accuracy.
  • the information processing apparatus uses the second search word as a new first search word, and a series of processes of the acquisition in the comment acquisition unit and the determination and the output in the search word determination unit Are executed recursively and when the predetermined condition is satisfied, the execution of the series of processes is terminated.
  • the information processing apparatus ends the execution of the series of processes after the series of processes is executed a predetermined number of times.
  • the information processing apparatus ends the execution of the series of processes when the total number of information indicating the search result by the second search word output by each of the series of processes exceeds a predetermined value. .
  • the information processing apparatus ends the execution of the series of processes when the total number of comments included in the first comment group and the second comment group in the series of processes exceeds a predetermined value.
  • the information processing apparatus ends the execution of the series of processes when the total number of comments included in the second comment group in the series of processes is smaller than a predetermined value.
  • the information processing apparatus is configured so that the number of comments including a second search word extracted from each comment included in the first comment group with respect to the number of comments included in the first comment group in the series of processes. When the ratio is smaller than the predetermined value, the execution of the series of processes is terminated.
  • the information processing apparatus estimates a new search word described in the comment searched by the estimated search word. Therefore, the information processing apparatus can correctly extract comments posted to the program with higher accuracy.
  • the program information includes information indicating a broadcast time when the program is broadcast and information indicating a broadcast station that broadcasts the program.
  • the broadcast stations of the comments included in the first comment group acquired by the comment acquisition unit can be narrowed down, and the comments included in the first comment group are associated with the broadcast station that broadcasts the search target program. Can be narrowed down to. Therefore, the information processing apparatus can correctly extract comments posted to the program with higher accuracy.
  • the information processing apparatus further includes an input unit that receives, as an input, information specifying the program that has already been broadcast, and the output unit determines whether the search word determination unit is related to the program.
  • Information indicating a result of a search based on at least one of the first search word and the second search word determined to be peculiar is output.
  • the information processing apparatus estimates a search word associated with a program broadcast in the past in advance, holds information indicating a search result based on the search word, and performs the search as a response to an inquiry from the user.
  • Information indicating search results by words can be output.
  • the information processing apparatus further includes an input unit that receives, as an input, information specifying the program being broadcast, and the output unit includes a search word determination unit that is related to the program. Information indicating the result of the search by at least one of the first search word and the second search word determined to be present is output.
  • the information processing apparatus can output information indicating the search result by the search word as a response to the inquiry from the user during the program broadcast.
  • An information processing apparatus is an information processing method for outputting information related to a comment having additional information posted to an external server in association with a program, wherein the broadcast time when the program is broadcast
  • a program information acquisition step for acquiring program information including information indicating a search term determination step for determining a first search word that is a candidate for a term described in the additional information in order to indicate a relationship with the program;
  • a search is performed using the first search word determined in the search word determination step as a search key, and a result of the search is acquired as a first comment group.
  • the first A search word determination step for determining whether or not there is a relevance between a search word and the program, and when the search word determination step determines that there is a relevance, information indicating a result of the search is output. Output step.
  • the present invention can be realized not only as an apparatus but also as a method using steps as processing units constituting the apparatus, as a program for causing a computer to execute the steps, or as a computer read recording the program. It can also be realized as a possible recording medium such as a CD-ROM, or as information, data or a signal indicating the program. These programs, information, data, and signals may be distributed via a communication network such as the Internet.
  • information for correctly extracting comments posted to a program can be obtained from program information and comments already posted.
  • FIG. 1 is a functional block diagram of the information processing apparatus according to the first embodiment.
  • FIG. 2 is a flowchart illustrating an example of the operation of the information processing apparatus according to the first embodiment.
  • FIG. 3 is a Venn diagram of an example of a set of hash tags in the acquired comment.
  • FIG. 4 is a Venn diagram of another example of a set of hash tags in the acquired comment.
  • FIG. 5 is a Venn diagram of another example of a set of hash tags in the acquired comment.
  • FIG. 6 is an example of a time distribution diagram of acquired comments.
  • FIG. 7 is another example of an acquired comment time distribution diagram.
  • FIG. 8 is another example of a time distribution diagram of acquired comments.
  • FIG. 9 is a functional block diagram of the information processing apparatus according to the second embodiment.
  • FIG. 9 is a functional block diagram of the information processing apparatus according to the second embodiment.
  • FIG. 10 is a flowchart illustrating an example of the operation of the information processing apparatus according to the second embodiment.
  • FIG. 11 is a flowchart illustrating another example of the operation of the information processing apparatus according to the second embodiment.
  • FIG. 12 is a diagram of an example of a system including the information processing apparatus of the present invention.
  • FIG. 13 is a diagram showing an example of a display screen of the tablet terminal of the present invention.
  • FIG. 14 is a diagram of another example of a system including the information processing apparatus of the present invention.
  • FIG. 15 is a diagram of another example of a system including the information processing apparatus of the present invention.
  • a search word associated with a program is estimated from the program information and a comment that has already been posted, and the comment searched by the estimated search word or the comment is indicated.
  • An example of an information processing apparatus that outputs information will be described.
  • a comment is a character string posted in association with a program, and includes information or impressions related to the program.
  • a search term may be included as additional information added to a comment.
  • the comment and the additional information are collectively referred to as “comment having additional information”.
  • a comment means “a comment having additional information”.
  • FIG. 12 is a diagram of an example of a system including an information processing device according to one embodiment of the present invention.
  • This is a system in which a tablet terminal displays an SNS comment related to a program in conjunction with the playback of a recorded program recorded in the recorder in cooperation with a recorder and a comment acquisition server.
  • the tablet terminal acquires information on the program being played back from the recorder, and acquires and displays the SNS comment related to the program from the comment acquisition server using the acquired program information. .
  • FIG. 13 is a diagram illustrating an example of a display screen of the tablet terminal according to one embodiment of the present invention.
  • broadcast date and time, broadcast channel, and program name are displayed as information of the program being played back by the recorder.
  • scene information of the program being played is displayed on the left side of the screen.
  • a scene is a part of a program divided according to a group of contents.
  • the scene information is information related to the scene, and includes information on the contents of the scene, products introduced in the program or in the scene, or store information.
  • an SNS comment related to the program being reproduced is displayed. User convenience can be improved by automatically scrolling the SNS comment as the program progresses.
  • a graph with the vertical axis representing the number of SNS comments and the horizontal axis representing the elapsed time of the program is displayed on the lower right side of the screen. The user can check how many SNS comments are posted at which time in the program by using this graph.
  • the comment acquisition server is the information processing apparatus of the present invention.
  • the information processing apparatus is a recorder or a tablet terminal. It may be included as a function.
  • FIG. 14 is a diagram of another example of a system including an information processing device according to an aspect of the present invention.
  • the system shown in FIG. 14 is a case where the recorder is an information processing apparatus.
  • the system since the recorder also serves as a comment acquisition server, the system includes a recorder and a tablet terminal.
  • FIG. 15 is a diagram illustrating another example of a system including an information processing device according to an aspect of the present invention.
  • the system shown in FIG. 15 is for a tablet terminal as an information processing apparatus.
  • the tablet terminal also serves as a comment acquisition server.
  • the recorder is an information processing apparatus
  • the system is composed of a recorder and a tablet terminal.
  • FIG. 1 is a functional block diagram of the information processing apparatus according to the present embodiment.
  • the information processing apparatus includes a program information acquisition unit 101, a search word determination unit 102, a search word holding unit 103, a comment acquisition unit 104, and a comment holding unit 105.
  • the program information acquisition unit 101 acquires program information including at least the broadcast time of the program.
  • the program information acquisition unit 101 notifies the search word determination unit 102, the comment acquisition unit 104, and the search word determination unit 107 of the acquired program information.
  • the broadcast time may be information that can specify the time when the program was broadcast. Specifically, the start time and end time of the program may be used. Further, the start time and duration of the program may be used.
  • the program information may include the name of a broadcasting station that broadcasts the program, the name of the program, or the name of a performer.
  • the search term determination unit 102 determines a search term (first search term) used for obtaining a comment.
  • a search term is information described in a comment to indicate an event related to the comment, and a comment ID, a tag, a keyword, and the like are conceivable.
  • a keyword called a hash tag can be freely assigned to a comment (tweet), and when acquiring a comment (tweet) related to a predetermined event, this hash tag is used. It can be used as a search key.
  • the search word determination unit 102 receives the program information from the program information acquisition unit 101 and passes the determined search word to the search word holding unit 103.
  • the search word holding unit 103 temporarily holds one or more search words used for obtaining a comment.
  • a database may be used, or other methods may be used.
  • the search term holding unit 103 receives a search term from the search term determination unit 102.
  • the search term corresponding to the request is passed to the comment acquisition unit 104.
  • a search word deletion instruction is received from the search word determination unit 107, the designated search word is deleted.
  • the comment acquisition unit 104 acquires a comment using the search term.
  • the comment acquisition unit 104 receives the program information from the program information acquisition unit 101 and the search word from the search word holding unit 103 and passes the comment acquired based on the received program information and the search word to the comment holding unit 105.
  • the comment holding unit 105 holds the acquired comment. As a method for holding, it is desirable to use DB, but other methods may be used.
  • the comment holding unit 105 receives a request from the comment time distribution generation unit 106 and the input / output unit 108, the comment holding unit 105 passes a comment corresponding to the request to the comment time distribution generation unit 106 and the input / output unit 108.
  • the comment time distribution generation unit 106 generates a time distribution of the acquired comments based on the time when each of the acquired comments is posted. As a method for generating the time distribution, for example, there is a method of confirming the posting time of an acquired comment and calculating the number of comments per minute.
  • the comment time distribution generation unit 106 receives a comment from the comment holding unit 105 and passes the calculated comment time distribution to the search word determination unit 107.
  • the search word determination unit 107 determines whether the search word used for acquisition is unique to the program based on the broadcast time of the program and the comment time distribution of the acquired comment. As an example of the determination method, there is the following method. Used to obtain comments when the comment time distribution shows that comments increase before the start time of the program, comments exceeding the specified value exist within the broadcast time of the program, and comments decrease after the end time of the program. It is determined that the search term is unique to the program.
  • the search term used to obtain the comment is unique to the program. Is determined.
  • the search word determination unit 107 receives the program information from the program information acquisition unit 101 and the comment time distribution from the comment time distribution generation unit 106. As a result of the determination, when it is determined that the search word is not unique to the program, the search word holding unit 103 is notified of a search word deletion instruction.
  • the input / output unit 108 accepts a comment search condition as input information, and outputs a comment that matches the search condition. Search conditions include, for example, a start time and an end time.
  • the input / output unit 108 passes the input search condition to the comment holding unit 105, receives a comment from the comment holding unit 105, and outputs it.
  • the input / output unit 108 is an example of an output unit.
  • the input / output unit 108 is an example of an input unit.
  • FIG. 2 is a flowchart illustrating an example of the operation of the information processing apparatus according to the first embodiment.
  • Twitter registered trademark
  • a comment may be expressed as a tweet
  • a search term may be expressed as a hash tag.
  • the program information acquisition unit 101 acquires program information of a program that is a tweet acquisition target.
  • program information for example, there is a method of using iEPG (Internet Electronic Program Guide) which is a service for providing a TV program guide on the Internet.
  • iEPG Internet Electronic Program Guide
  • server or service that provides other TV program information.
  • the search word determination unit 102 determines a hash tag for which a comment is acquired.
  • One method for determining a hash tag is to access a home page that manages hash tags on the Internet and obtain a hash tag associated with the program from the program name. Also, use a method of inferring a hash tag related to the program from the program name, a method of using a unique hash tag of the broadcasting station that broadcasts the program, or a character string extracted from the description in the comment already posted There are ways to do it. Furthermore, you may use the character string extracted from the description in the comment posted in the time slot
  • FIG. 3 is a Venn diagram of an example of a set of hash tags in the acquired comment.
  • a tweet to which the hash tag “#B” is attached is included.
  • the hash tag for obtaining the comment is determined to be the hash tag “#A” and the hash tag “#B”.
  • the search word determination unit 102 notifies the search word holding unit 103 of the determined hash tags (“#A” and “#B”), and instructs to add the hash tags to be acquired.
  • the comment acquisition unit 104 receives the start time and end time of the program from the program information acquisition unit 101, acquires the hash tags (“#A” and “#B”) to be acquired from the search word holding unit 103, and tweet Get the.
  • As an acquisition method only a tweet including a specific hash tag is acquired by using a search function provided by Twitter (registered trademark).
  • the comment acquisition unit 104 acquires a comment including not only the broadcast time of the program to be acquired but also the time before and after that. For example, when the acquisition target program is from 12:00 to 13:00, the comment acquisition unit 104 acquires comments from 11:30 to 13:30 including 30 minutes before and after the broadcast time. The result is shown in FIG.
  • FIG. 4 is a Venn diagram of another example of a set of hash tags in the acquired comment. As shown in FIG. 4, as a result of acquiring tweets including only “#A” and “#B”, a tweet group including “#A” and a tweet group including “#B” are obtained. obtain.
  • the comment acquisition unit 104 passes the acquired tweet to the comment holding unit 105 and stores it in the DB.
  • the comment time distribution generation unit 106 acquires the acquired tweet from the comment holding unit 105, and generates a comment time distribution based on the posting time of each tweet. The comment time distribution is generated for each hash tag to be acquired.
  • FIG. 6 is an example of the comment time distribution of tweets acquired with the hash tag “#A”.
  • FIG. 7 is an example of a tweet comment time distribution acquired with the hash tag “#B”.
  • the comment time distribution generation unit 106 notifies the search term determination unit 107 of the generated comment time distribution.
  • the search word determination unit 107 uses the hash tag used to acquire the tweet as the program. It is determined whether or not it is unique. As a determination method, it is confirmed whether the comment time distribution of the tweet satisfies the following tendency.
  • the hash tag “#A” used for acquisition is determined to be a hash tag unique to the program. If the above trends (1) to (3) are not satisfied as in the comment time distribution diagram shown in FIG. 7, the hash tag “#B” is determined not to be unique to the program.
  • each of the hash tags is assigned to a program-specific hash tag. It is determined that it is a hash tag.
  • the number of comments including each of the plurality of hash tags increases or decreases with the progress of the program, and the number of comments including each of the plurality of hash tags has a distribution tendency similar to each other, and thus the above determination method is possible. . Specific examples are shown below.
  • FIG. 8 is another example of the time distribution chart of the acquired comments.
  • FIG. 8 shows tweets acquired by three or more hash tags (“#X”, “#Y”, and “#Z”).
  • the hash tag is determined to be a hash tag unique to the program.
  • the hash tags (“#X”, “#Y”, and “#Z”) shown in FIG. 8 the hash tags (“#X” and “#Y”) are determined to be program-specific hash tags. Then, a hash tag (“#Z”) showing a distribution tendency different from those is determined not to be a hash tag unique to the program.
  • each hash tag is a hash tag unique to the program as described above. It is determined that This is because when the number of users using the hash tag “#X” is C times the number of users using the hash tag “#Y”, the number of comments including the hash tag “#X” is the hash tag “#Y”. This is because it is C times the number of comments including.
  • the search word determination unit 107 notifies the search word holding unit 103 of the hash tag (“#B”) determined not to be unique to the program, and instructs to exclude it from the hash tag to be acquired.
  • the input / output unit 108 outputs information indicating a comment including a hash tag determined to be a program-specific hash tag.
  • the information indicating the comment including the hash tag determined to be a program-specific hash tag may be an identifier (ID) that uniquely indicates the comment, or an identifier (ID that uniquely indicates the comment) ) And a search term, or the comment itself.
  • the information processing device when the program information is given, the information processing device can use the search word (first number) associated with the program from the program information and the already posted comments. (Search term) can be estimated, and a comment retrieved by the estimated search term or information indicating the comment can be output. Therefore, the information processing apparatus can obtain information for correctly extracting a comment posted to the program.
  • search term (first search term) associated with the program is a search term actually used by the user. This is because many comments describing the search terms associated with the program are posted within the broadcast time of the program.
  • search term (first search term) associated with the program is a search term actually used by the user. This is because the user starts to post comments on the program before the start time of the program, continuously posts within the broadcast time of the program, and finishes posting the comment after the program ends.
  • the search word (first search word) associated with the program is a search word actually used by the user. This is because the user starts to post a comment on the program before the start time of the program, and continuously posts within the broadcast time of the program.
  • the search term (first search term) associated with the program is a search term actually used by the user. This is because when there are a plurality of search terms for the same program, they have the same change pattern before the broadcast time of the program, within the broadcast time, and after the broadcast time. More specifically, when there are two search words A and B for the same program and the number of users using the search word A is C times the number of users using the search word B, the number of comments including the search word A is This is because the number of comments including the search word B is C times.
  • the information processing apparatus can efficiently extract comments posted to the program efficiently.
  • the information processing apparatus estimates a search word associated with a program broadcast in the past in advance, holds information indicating a search result based on the search word, and uses the search word as a response to an inquiry from the user. It is possible to output information indicating the search result by.
  • the information processing apparatus can output information indicating a search result by the search term as a response to an inquiry from the user during the program broadcast.
  • FIG. 9 is a functional block diagram of the information processing apparatus according to the present embodiment.
  • the information processing apparatus includes a program information acquisition unit 101, a search word determination unit 102, a search word holding unit 103, a comment acquisition unit 104, and a comment holding unit 105.
  • the program information acquisition unit 101, the search word determination unit 102, the search word holding unit 103, the comment holding unit 105, the comment time distribution generation unit 106, the search word determination unit 107, and the input / output unit 108 are implemented. Since it is the same as that of Form 1, the following description is omitted.
  • the search term determination unit 109 analyzes the acquired comment and newly extracts a search term used for acquisition.
  • the search word determination unit 109 receives a comment from the comment holding unit 105 and passes the extracted search word to the search word determination unit 103.
  • the comment acquisition unit 104 acquires a comment using the search word held by the search word holding unit 103.
  • a comment is acquired using a search term (second search term) newly added by the search term extraction unit 109. It is also determined whether to re-acquire a comment using the newly added search term or to end the acquisition of a comment.
  • Program information acquisition processing (S1001 and S1101), first search word determination processing (S1002 and S1102), search word correctness determination processing (S1004 and S1104), search word deletion processing S1005 and S1105, and search result information output processing S1009 and Since S1109 is the same as that of Embodiment 1, it is omitted in the following description.
  • the comment acquisition unit 104 determines whether to continue or end the tweet acquisition process. Examples of the determination method include the following.
  • the search word extraction process (S1107) described later is executed before the comment acquisition end determination process (S1106) is executed, the search word extraction process ( There is a method of terminating the acquisition of a tweet when the appearance frequency of the hash tag extracted in S1107) in the tweet is less than a predetermined number.
  • the search term extraction unit 109 analyzes the acquired tweet and extracts a hash tag that can be newly used for acquisition.
  • the Venn diagram in FIG. 5 will be described as an example.
  • the tweet group acquired by the hash tag “#A” determined to be program-specific in the previous tweet acquisition includes “#C” of the hash tag that has not been used for acquisition so far.
  • “#D” are included, "#C” and “#D” are hash tag candidates that are newly used for acquisition.
  • the search word extraction unit 109 determines whether or not to use the hash tag extracted by the search word extraction process (S1007 and S1107) for acquisition. Register the tag.
  • a method of determining whether or not to use for acquisition for example, a method of confirming how often the extracted hash tag appears in a tweet can be considered.
  • the appearance frequency falls below a predetermined value, it is determined that the frequency is not used for the search.
  • a tweet can have multiple hashtags and may contain hashtags unrelated to the program, so by checking the appearance frequency, the hashtag unrelated to the program Can be eliminated.
  • the frequency of appearance of each of the extracted hash tags may be checked, and all items exceeding a predetermined value may be registered in the search word holding unit 103, or The number of hash tags registered at a time may be limited, such as up to the top three.
  • the comment acquisition unit 104 uses the newly added hash tag to acquire a tweet posted retroactively during the broadcast time of the program.
  • the hashtag is extracted from the acquired tweet, and the tweet is acquired again using the hashtag, thereby improving the accuracy of the program-related tweet to be acquired. it can.
  • the information processing apparatus estimates a second search word that is more suitable for specifying a program from among the comments searched by the first search word, and performs the estimated search.
  • a comment retrieved by a word or information indicating the comment can be output. Therefore, the information processing apparatus can correctly extract comments posted to the program with higher accuracy.
  • the information processing apparatus estimates a new search word described in a comment searched by the estimated search word. Therefore, the information processing apparatus can correctly extract comments posted to the program with higher accuracy.
  • the present invention when acquiring an SNS comment related to a program, it is possible to automatically determine whether or not the search term used to acquire the SNS comment is unique to the program. Therefore, an information processing apparatus that automatically determines and provides a program-specific search term can be realized, and SNS comments regarding the program can be efficiently acquired.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Library & Information Science (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

La présente invention concerne un dispositif de traitement d'informations (1) servant à extraire des commentaires possédant des informations supplémentaires postés par rapport à un programme sur la base d'informations de programme et de commentaires possédant les informations supplémentaires qui ont déjà été postés, ledit dispositif étant doté des éléments suivants : une unité d'acquisition d'informations de programme (101) servant à acquérir des informations de programme comprenant des informations indiquant un temps d'émission ; une unité de détermination de termes de recherche (102) qui détermine un premier terme de recherche qui est un candidat pour des termes décrits dans les informations supplémentaires afin d'indiquer un rapport avec le programme ; une unité d'acquisition de commentaires (104) qui exécute une recherche, en utilisant le premier terme de recherche en tant que clé de recherche, ledit premier terme de recherche ayant été déterminé par l'unité de détermination de termes de recherche (102) par rapport aux commentaires possédant les informations supplémentaires qui ont déjà été postés, afin d'acquérir des résultats de la recherche en tant que premier groupe de commentaires ; une unité d'évaluation de termes de recherche (107) qui, en utilisant les heures de publication des commentaires inclus dans le premier groupe de commentaires acquis par l'unité d'acquisition de commentaires (104) et le temps d'émission, évalue la présence ou l'absence de pertinence entre le premier terme de recherche et le programme ; et une unité d'entrée/sortie (108) qui émet des informations indiquant les résultats de la recherche si une évaluation a été effectuée par l'unité d'évaluation de termes de recherche (107) indiquant qu'une pertinence existe.
PCT/JP2012/002146 2011-11-29 2012-03-28 Dispositif de traitement d'informations, procédé de traitement d'informations, et programme associé WO2013080394A1 (fr)

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JP2012524033A JP5144838B1 (ja) 2011-11-29 2012-03-28 情報処理装置、情報処理方法、及び、プログラム
US13/612,344 US20130138673A1 (en) 2011-11-29 2012-09-12 Information processing device, information processing method, and program

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JP2011259961 2011-11-29
JP2011-259961 2011-11-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022000774A (ja) * 2019-11-15 2022-01-04 株式会社 ディー・エヌ・エー ライブ動画配信サービスを提供するためのシステム、方法、及びプログラム

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Publication number Priority date Publication date Assignee Title
JP2004193871A (ja) * 2002-12-10 2004-07-08 Toshiba Corp メディアデータ視聴装置及びメタデータ共有システム
JP2008278088A (ja) * 2007-04-27 2008-11-13 Hitachi Ltd 動画コンテンツに関するコメント管理装置
JP2011234198A (ja) * 2010-04-28 2011-11-17 Sony Corp 情報提供方法、コンテンツ表示端末、携帯端末、サーバ装置、情報提供システム及びプログラム

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Publication number Priority date Publication date Assignee Title
JP2004193871A (ja) * 2002-12-10 2004-07-08 Toshiba Corp メディアデータ視聴装置及びメタデータ共有システム
JP2008278088A (ja) * 2007-04-27 2008-11-13 Hitachi Ltd 動画コンテンツに関するコメント管理装置
JP2011234198A (ja) * 2010-04-28 2011-11-17 Sony Corp 情報提供方法、コンテンツ表示端末、携帯端末、サーバ装置、情報提供システム及びプログラム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022000774A (ja) * 2019-11-15 2022-01-04 株式会社 ディー・エヌ・エー ライブ動画配信サービスを提供するためのシステム、方法、及びプログラム
JP7369744B2 (ja) 2019-11-15 2023-10-26 株式会社 ディー・エヌ・エー ライブ動画配信サービスを提供するためのシステム、方法、及びプログラム

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